diff --git a/Asus/ZenFone5/Android.mk b/Asus/ZenFone5/Android.mk
index fad1b80..8cb5ee2 100644
--- a/Asus/ZenFone5/Android.mk
+++ b/Asus/ZenFone5/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-asus-zenfone5
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/DevInputJack/Android.mk b/DevInputJack/Android.mk
index fd5648c..4da5ea7 100644
--- a/DevInputJack/Android.mk
+++ b/DevInputJack/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-devinputjack
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Essential-PH1/Android.mk b/Essential-PH1/Android.mk
index 271d429..9db9991 100644
--- a/Essential-PH1/Android.mk
+++ b/Essential-PH1/Android.mk
@@ -2,4 +2,5 @@
 include $(CLEAR_VARS)
 LOCAL_MODULE_TAGS := optional
 LOCAL_PACKAGE_NAME := treble-overlay-Essential_PH1
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/FalseLocks/Android.mk b/FalseLocks/Android.mk
index 3fba6a2..008c0b4 100644
--- a/FalseLocks/Android.mk
+++ b/FalseLocks/Android.mk
@@ -2,4 +2,5 @@
 include $(CLEAR_VARS)
 LOCAL_MODULE_TAGS := optional
 LOCAL_PACKAGE_NAME := treble-overlay-SystemUI-FalseLocks
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Huawei/Overlay/Android.mk b/Huawei/Overlay/Android.mk
index 4b4d71f..f3c22d6 100644
--- a/Huawei/Overlay/Android.mk
+++ b/Huawei/Overlay/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-huawei
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Huawei/P20Lite/Android.mk b/Huawei/P20Lite/Android.mk
index f35371b..6cd06b4 100644
--- a/Huawei/P20Lite/Android.mk
+++ b/Huawei/P20Lite/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-huawei-p20l
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/LG/G7/Android.mk b/LG/G7/Android.mk
index 98527ab..a534177 100644
--- a/LG/G7/Android.mk
+++ b/LG/G7/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-lg-g7
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Moto/G6Plus/Android.mk b/Moto/G6Plus/Android.mk
index 7f3130a..12abf3e 100644
--- a/Moto/G6Plus/Android.mk
+++ b/Moto/G6Plus/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-moto-g6plus
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/NavBar/Android.mk b/NavBar/Android.mk
index d5142b4..4e8a116 100644
--- a/NavBar/Android.mk
+++ b/NavBar/Android.mk
@@ -2,4 +2,5 @@
 include $(CLEAR_VARS)
 LOCAL_MODULE_TAGS := optional
 LOCAL_PACKAGE_NAME := treble-overlay-NavBar
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/NightMode/Android.mk b/NightMode/Android.mk
index 48816a3..28b3298 100644
--- a/NightMode/Android.mk
+++ b/NightMode/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-NightMode
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/OnePlus/OP6/Android.mk b/OnePlus/OP6/Android.mk
index add40ff..38874f7 100644
--- a/OnePlus/OP6/Android.mk
+++ b/OnePlus/OP6/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-oneplus-op6
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Picker/Android.mk b/Picker/Android.mk
index 09178ff..b2cdbf4 100644
--- a/Picker/Android.mk
+++ b/Picker/Android.mk
@@ -8,5 +8,6 @@
 LOCAL_PRIVILEGED_MODULE := true
 LOCAL_PACKAGE_NAME := HardwareOverlayPicker
 LOCAL_PROGUARD_ENABLED := disabled
+LOCAL_PRIVATE_PLATFORM_APIS := true
 
 include $(BUILD_PACKAGE)
diff --git a/Qualcomm/QtiAudio/Android.mk b/Qualcomm/QtiAudio/Android.mk
index 4510faf..50e7f54 100644
--- a/Qualcomm/QtiAudio/Android.mk
+++ b/Qualcomm/QtiAudio/Android.mk
@@ -9,4 +9,5 @@
 LOCAL_PACKAGE_NAME := QtiAudio
 LOCAL_PROGUARD_ENABLED := disabled
 
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Sharp/S2-los/Android.mk b/Sharp/S2-los/Android.mk
index 4ab5e56..4f45e9d 100644
--- a/Sharp/S2-los/Android.mk
+++ b/Sharp/S2-los/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-sharp-s2-los
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Sharp/S2-snap/Android.mk b/Sharp/S2-snap/Android.mk
index d2286fd..fbc3e63 100644
--- a/Sharp/S2-snap/Android.mk
+++ b/Sharp/S2-snap/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-sharp-s2-snap
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true 
 include $(BUILD_PACKAGE)
diff --git a/Sharp/S2/Android.mk b/Sharp/S2/Android.mk
index 7be93b3..a2b5fd2 100644
--- a/Sharp/S2/Android.mk
+++ b/Sharp/S2/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-sharp-s2
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Telephony-LTE/Android.mk b/Telephony-LTE/Android.mk
index 044879e..ae4fd92 100644
--- a/Telephony-LTE/Android.mk
+++ b/Telephony-LTE/Android.mk
@@ -2,4 +2,5 @@
 include $(CLEAR_VARS)
 LOCAL_MODULE_TAGS := optional
 LOCAL_PACKAGE_NAME := treble-overlay-Telephony-LTE
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Wifi5G/Android.mk b/Wifi5G/Android.mk
index 4d6416c..66b8991 100644
--- a/Wifi5G/Android.mk
+++ b/Wifi5G/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-wifi5g
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Xiaomi/Mi8/Android.mk b/Xiaomi/Mi8/Android.mk
index 8477277..e2090c4 100644
--- a/Xiaomi/Mi8/Android.mk
+++ b/Xiaomi/Mi8/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-xiaomi-mi8
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Xiaomi/Mi8EE/Android.mk b/Xiaomi/Mi8EE/Android.mk
index 78ae718..b07e3a2 100644
--- a/Xiaomi/Mi8EE/Android.mk
+++ b/Xiaomi/Mi8EE/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-xiaomi-mi8ee
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Xiaomi/Mi8SE/Android.mk b/Xiaomi/Mi8SE/Android.mk
index c7f8dfd..2a72c53 100644
--- a/Xiaomi/Mi8SE/Android.mk
+++ b/Xiaomi/Mi8SE/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-xiaomi-mi8se
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Xiaomi/MiA2Lite/Android.mk b/Xiaomi/MiA2Lite/Android.mk
index d3f735e..2a40bf2 100644
--- a/Xiaomi/MiA2Lite/Android.mk
+++ b/Xiaomi/MiA2Lite/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-xiaomi-mia2lite
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Xiaomi/MiMix2S/Android.mk b/Xiaomi/MiMix2S/Android.mk
index b027b37..271fb2e 100644
--- a/Xiaomi/MiMix2S/Android.mk
+++ b/Xiaomi/MiMix2S/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-xiaomi-mimix2s
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)
diff --git a/Xiaomi/Redmi6Pro/Android.mk b/Xiaomi/Redmi6Pro/Android.mk
index 74f106f..61e2e4d 100644
--- a/Xiaomi/Redmi6Pro/Android.mk
+++ b/Xiaomi/Redmi6Pro/Android.mk
@@ -4,4 +4,5 @@
 LOCAL_PACKAGE_NAME := treble-overlay-xiaomi-redmi6pro
 LOCAL_MODULE_PATH := $(TARGET_OUT)/overlay
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
+LOCAL_PRIVATE_PLATFORM_APIS := true
 include $(BUILD_PACKAGE)